By default YUI3 assigns yui3-widget-mask class for background shading. To override that we need to change its style properties. Similarly for position of the panel, it can be changed by specifying position property of .yui3-panel class. These are the methods to accomplish this:
When you switch among opened files in eclipse, project explorer moves to the currently active file (in left pane). This can be annoying several times. To disable this just make sure icon with double arrows in Project Explorer (top right of Project explorer – see image below) is not pressed (this Read more…
Several hours wasted while debugging this. We have a, HTML page and within this page is a hyperlink to open another page in iFrame. While iFrame page is loaded we display WAIT message overlay on parent page so as to make that inaccessible. So wait message overlay is behind iFrame Read more…
Inside $tomcat_home/conf/context.xml add this inside <Context>
<Resource name=”jdbc/datasourcename” auth=”Container” type=”javax.sql.DataSource” maxActive=”100″ maxIdle=”30″ maxWait=”1000″ username=”dbuser” password=”dbpwd” driverClassName=”com.mysql.jdbc.Driver” url=”jdbc:mysql://localhost:3306/exodus”/>
Now restart tomcat
Inside Read more…
That’s the error you get for oracle user for whom password is expired.
One Solution – Connect using sqlplus to set new password, you can even use the same password you had earlier.
$ sqlplus
SQL*Plus: Release 11.2.0.1.0 Production on Mon Dec 13 01:12:07 Read more…
Generally we can have a single user with DBA rights to import/export (using imp/exp utilities) data into any tablespace instead of assigning these privileges to every user account.
Suppose you have an oracle user appdba. Grant DBA role to appdba and you can use this Read more…
Suppose you want to point abc.mydomain.com and mydomain.com to same machine/ip, but to different applications. There are multiple ways to achieve this (basically with same config settings but in different files). I am giving one way here that worked for me:
* Go to /etc/apache2/sites Read more…
These are the steps:
Suppose you want to connect from machine X to machine Y as userme.
* login to X as userme
* At /home/userme run this command:
ssh-keygen -t rsa
This will generate 2 files in /home/userme/.ssh folder
id_rsa
id_rsa.pub
* open id_rsa.pub file and Read more…
Here’s sample code to send email via Gmail SMTP server, which uses TLS (transport layer security):
#!/usr/bin/perl -w
use Net::SMTP::TLS;
my $mailer = new Net::SMTP::TLS(
‘smtp.gmail.com’,
Hello => ‘smtp.gmail.com’,
Port => 587,
User => ‘gmail userid’,
Password=> Read more…
Execute this command on a command line:
sudo perl -MCPAN -e shell
It will install CPAN if not already installed. Then it will take you to CPAN prompt.
On CPAN prompt, execute this command to install Perl module:
CPAN> install module name
For example Read more…
Jumble Challenge has seen a really good start with more than 115 downloads in initial few days of launch. If you like to unjumble words this is the game for you. With 3 different levels Jumble Challenge is ideal for kids, young and experienced alike. Jumble Challenge is absolutely free Read more…
mongod: cannot execute binary file
Most probable reason – you are using 64-bit mongodb, switch to 32-bit for quick solution….or find the compatible 64 bit package
On Ubuntu:
$apt-get install subversion
Reading package lists… Done
Building dependency tree
Reading state information… Done
Package subversion is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or is only available from another source
Read more…
Use + Key instead of just Read more…
I recently became SUN certified Enterprise Architect after clearing all 3 parts of SCEA. It is hard to get answers to all questions one may have regarding SCEA but SCEA forum on javaranch.com is great!! I have shared my experience here for each part to help SCEA seekers.
Part Read more…
This is because your class files were compiled with a Java compiler not compatible with JVM in use within tomcat. If you compiled on the same machine on which you have tomcat running, you must be having 2 JDKs (or a JDK and another JRE) with different versions. Solution to Read more…
If you want to extract the year from Date in Javascript, try getFullYear() method instead of getYear(), see the output below on Firefox and Chrome:
Here’s the code:
<html>
<head>
<script langauge=”javascript”>
var date1 = new Date();
var browser Read more…
installed MuleStudio community edition on Ubuntu 11.04. MuleStudio was starting but showed no option to create new Mule Project. Since I have multiple versions of JDK installed, so before starting mule studio I was explicitly exporting JAVA_HOME to point to JDK 1.6 in same terminal window from which Read more…
Legendary Indian cricketer Rahul Dravid announced his retirement from international cricket today. Although Rahul Dravid is a cricketer, his influence over those who watched him in last 16 years of his career goes beyond that of a sportsman.
Cricket is a game but like any other game, performance and politics Read more…
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